2455513523 has 4 divisors (see below), whose sum is σ = 2478041280. Its totient is φ = 2432985768.

The previous prime is 2455513481. The next prime is 2455513559. The reversal of 2455513523 is 3253155542.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2455513523 - 2¹⁴ = 2455497139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2455513223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11263715 + ... + 11263932.

It is an arithmetic number, because the mean of its divisors is an integer number (619510320).

Almost surely, 2^2455513523 is an apocalyptic number.

2455513523 is a deficient number, since it is larger than the sum of its proper divisors (22527757).

2455513523 is a wasteful number, since it uses less digits than its factorization.

2455513523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22527756.

The product of its digits is 90000, while the sum is 35.

The square root of 2455513523 is about 49553.1383768980. The cubic root of 2455513523 is about 1349.1102546932.

The spelling of 2455513523 in words is "two billion, four hundred fifty-five million, five hundred thirteen thousand, five hundred twenty-three".